/*
 * @Author: YiY
 * @Date: 2024-01-06 13:22:20
 * @LastEditTime: 2024-01-08 09:11:50
 */
let num = 7
let res = num / 2
let surplus = num % 2

console.log("res-divide:", Math.ceil(res))
console.log("res-surplus:", surplus);


// 1 2 3  4  5 6 7
// 1      4      7
// 2       5
// 3       6
// for(i)
//   for (i % gap){

// }